How much does a 1.00 to 1.49ct J FL natural heart diamond cost?

As of September 2026, 1.00 to 1.49ct J FL natural heart diamonds typically cost $3,610 CAD to $4,597 CAD, with a median price of $3,832 CAD. There are currently 12 diamonds matching this specification available across retailers.

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1.00 to 1.49ct J FL Natural Heart

Quick answer

As of September 2026, there are 12 natural heart diamonds with J color and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,610 CAD to $4,597 CAD, with a median of $3,832 CAD. At least 1 retailers stock this exact specification. Half of all listings fall between $3,558 CAD and $3,923 CAD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Heart natural stones in the index: 2,261 USD per carat, +1.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

$3,376 CAD

Highest Price

$5,488 CAD

Average Price

$4,069 CAD

Market Intelligence

Retailers Selling

Price Spread

9.6%

Price Range

Price per carat distribution across retailers

$2,754/ct

10th Percentile

$2,548

Median

$2,754

90th Percentile

$3,140

Score Distribution

12 diamonds scored across 2 quality tiers

Good

6 (50.0%)

Average

6 (50.0%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1